The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2016
Filed:
Sep. 24, 2012
Applicant:
Yuzuru Namai, Kawasaki, JP;
Inventor:
Yuzuru Namai, Kawasaki, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 11/42 (2006.01); G11C 16/04 (2006.01); G11C 16/10 (2006.01); G11C 16/34 (2006.01);
U.S. Cl.
CPC ...
G11C 16/0483 (2013.01); G11C 16/10 (2013.01); G11C 16/3418 (2013.01);
Abstract
According to one embodiment, a semiconductor memory device includes a first memory cell array including a first block that includes memory cells, a second memory cell array including a second block that includes memory cells, word lines arranged in the first and second memory cell arrays, and a row decoder including transfer gates that respectively transfer voltages to the word lines. Word lines arranged in the first block include first and second groups, word lines arranged in the second block include third and fourth groups, and the first and third groups commonly use the transfer gates.